.main-con,.footer,.header{
    width: 100%;
    min-width: 1200px;
    margin: 0 auto;
}
.banner img{
   display: block; 
   width: 100%;
}
.demonstration-pic{
    width: 100%;
    max-width: 1200px;
    display: block;
    margin: 10px auto;
}
.scences-title{
    text-align: center;
    padding: 20px 0;
}
.scences-title h3{
    font-size: 38px;
    margin-bottom: 30px;
    line-height: 38px;
}
.scences-title p{
    font-size: 16px !important;
    line-height: 26px;
    color: #2f2f2f;
}
.scences ul{
    width: 1192px;
    display: flex;
    flex-wrap: wrap;
    position: relative;
    margin: 0 auto;
}
.scences ul li{
    width: 25%;
    height: 320px;
    padding-right:25px;
    position: relative;
    box-sizing: border-box;
    margin-bottom: 25px;
}
.scences ul li p{
    width: 100%;
    height: 20px;
    text-align: center;
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    margin: auto;
    font-size: 19px;
    color: #fff;
}
.statis .cont{
    width: 100%;
    max-width: 1200px;
    margin: 30px auto 0;
}
.statis ul{
    padding: 20px 94px;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}
.statis ul li{
    display: inline-block;
    width: 260px;
    height: 180px;
    vertical-align: top;
}
.statis ul li .icon{
    background: url(../images/index/statis/sprite.png) no-repeat
}
.statis ul li h3{
    margin-top: 16px;
    font-size: 18px;
    color: #2f2f2f;
}
.statis ul li p{
    font-size: 12px;
    color: grey;
    line-height: 24px;
    margin-top: 30px;
}
.statis ul li .icon:nth-child(1){
    height: 39px;
    width: 40px;
    background-position: -178px 0;
}
.statis ul li .icon:nth-child(2){
    height: 39px;
    width: 36px;
    background-position: -218px 0;
}
.statis ul li .icon:nth-child(3){
    height: 36px;
    width: 40px;
    background-position: -254px 0;
}
.statis ul li .icon:nth-child(4){
    height: 36px;
    width: 36px;
    background-position: -294px 0;
}
.chart {
    padding: 30px 0;
}
.chart .cont{
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
}
.chart .cont img{
    width: 100%;
    display: block;
    border: 1px solid #f1f1f1;
    box-shadow: 10px 40px 50px #eee;
    box-sizing: border-box;
}
.chart p{
    font-size: 14px;
    color: #2f2f2f;
    margin-top: 68px;
    text-align: center;

}
.alarm ul {
    width: 1200px;
    max-width: 100%;
    margin: 0 auto;
    padding: 20px 10px;
    box-sizing: border-box;
    display: flex;
    justify-content: center;
}
.alarm ul li {
    width: 25%;
    height: 360px;
    padding-top: 110px;
    box-sizing: border-box;
    margin-left: 10px;
    text-align: center;
    vertical-align: top;
    background-color: #fff;
    border: 1px solid #eaeaea;
    margin-bottom: 20px;
    box-sizing: border-box;
}
.alarm ul li:nth-child(1){
    margin-left: 0;
}
.alarm ul li .icon{
    width: 48px;
    height: 48px;
    margin: 0 auto;  
}
.alarm ul li:nth-child(1) .icon{
    background: url(../images/index/statis/secure_icon.png) no-repeat;
}
.alarm ul li:nth-child(2) .icon{
    background: url(../images/index/statis/secure_icon.png) -53px 0 no-repeat;
}
.alarm ul li:nth-child(3) .icon{
    background: url(../images/index/statis/secure_icon.png) -107px 0 no-repeat;
}
.alarm ul li:nth-child(4) .icon{
    background: url(../images/index/statis/secure_icon.png) -158px 0 no-repeat;
}
.alarm ul li p{
    font-size: 20px;
    color: #2f2f2f;
    font-weight: 600;
    text-align: center;
    margin-top: 56px;
}
.layout-item {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 10px;
    box-sizing: border-box;
}
.layout-item .layout-item-title{
    color: #0070c0;
    font-size: 24px;
    padding-bottom: 30px;
}
.layout-item .layout-item-title .icon{
    padding: 0 15px 0 10px;
}
.layout-item  .tab-wrap .tab-head-cont{

}
.layout-item  .tab-wrap .tab-head{
    display: inline-block;
    padding: 9px 16px;
    color: #333;
    font-size:18px;
    font-weight: 600;
    cursor: pointer;
}
.layout-item  .tab-wrap .tab-head.active{
    color: #265d3d;
    margin-bottom: -1px;
    border: 1px solid #eee;
    border-top: solid 2px #265d3d;
    border-bottom: 0;
}
.tab-cont-conatiner{
    padding: 10px 16px;
    border: solid 1px #eee;
}
.layout-item  .tab-wrap .tab-cont{
    display: none;
    padding: 15px;
}
.layout-item  .tab-wrap .tab-cont li{
    padding-bottom: 20px;
}
.layout-item  .tab-wrap .tab-cont li p{
    padding-bottom: 20px;
}
.layout-item  .tab-wrap .tab-cont li .tab-cont-title{
    color: #333;
    font-size: 14px;
    line-height: 1.4;
    overflow-x: hidden;
    font-family: "microsoft yahei", "微软雅黑";
    font-weight: 600;
    padding: 8px;
}
.layout-item  .tab-wrap .tab-cont li .tab-cont-title::before{
    content: "▶";
    color: red;
    padding-right: 2px;
}
.layout-item  .tab-wrap .tab-cont li p{
    color: #666;
    font-size: 14px;
    line-height: 1.6;
    text-indent: 18px;
    padding-top: 10px;
}
.advantage{
    width:100%;
    max-width: 1200px;
    margin: 0 auto;
    padding:0 20px;
    box-sizing: border-box;
    padding-bottom: 80px;
}
.advantage-title{
    text-align: center;
    color: rgb(0, 112, 192);
    font-size: 24px;
    padding: 30px 0;
}
.advantage-subtitle{
    text-indent: 2em;
    line-height: 1.5;
    color: #666;
    font-size: 14px;
    font-family: "microsoft yahei", "微软雅黑";
    padding-bottom: 25px;
}
.advantage img{
    max-width: 100%;
    margin: 0 auto;
    display: block;
}
.advantage table{
    border-collapse: collapse;
    border-spacing: 0;
    margin: 60px auto 0;
}
.advantage table tr td{
    border: 1px solid #ddd;
    padding: 8px 12px;
    line-height: 1.5;
    word-break: break-all;
    font-size: 14px;
}
.advantage table tr td:nth-child(2){
    min-width: 95px;
}
.advantage table tr td:nth-child(1),.advantage table tr td:nth-child(2){
    color: rgb(31, 73, 125);
    font-weight: 600;
}